“Struwweleinstein”.
Strewwelpeter noun
STROO-uhl-pee-tuhr
Definition:
: tousle-head
Example sentences:
“Einstein … presented as a Struwwelpeter character, smiling from an aureole of almost electrified hair.” -Ronald Clark; Einstein: The Life and Times; Bloomsbury; 2011.
About the Word:
From Der Struwwelpeter, which means Shockheaded or Slovenly Peter (struwwel means shock-headed) authored by Heinrich Hoffman in German and translated by Mark Twain.